Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2025SUBURBAN LS, 4WDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESPROGRAMMING AND SETUP - ALL SYSTEMSREPAIR INSTRUCTIONSK194 REAR GATE MODULE: PROGRAMMING AND SETUP (TB5 / TCP)REPLACE AND PROGRAM CONTROL MODULE
2025 Chevrolet Suburban LS, 4WD
Replace and Program Control Module
2025 Chevrolet Suburban LS, 4WDSECTION Replace and Program Control Module
NOTE:
- Some vehicles may be equipped with the handsfree liftgate control option (TC2), or handsfree liftgate control option (TCP) it is important to select the correct calibration software for vehicles with or without this option as programming the liftgate with the incorrect software will cause the power liftgate system to become inoperative without any DTCs indicated
- The liftgate must be completely closed and latched, if the liftgate is open or ajar during programming, the power liftgate system may become inoperative without any DTCs indicated
- Verify all modules are connected and communicating before attempting to program the K194 Rear Gate Module.
To program a replacement control module, perform the following procedure:
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K194 Rear Gate Module - Programming and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K194 Rear Gate Module- Setup and follow the on-screen instructions.
- Clear DTCs
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.